Migrate rgblight.pin and RGB_DI_PIN to ws2812.pin (#20303)

keyboards/salicylic_acid3/nafuda/config.h

@@ -23,9 +23,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* Locking resynchronize hack */
 #define LOCKING_RESYNC_ENABLE
 
-/* ws2812 RGB LED */
-#define RGB_DI_PIN D3
-
 #define RGBLED_NUM 7    // Number of LEDs
 #define RGBLIGHT_EFFECT_BREATHING
 #define RGBLIGHT_EFFECT_RAINBOW_MOOD

keyboards/salicylic_acid3/nafuda/info.json

@@ -8,6 +8,9 @@
         "pid": "0x3060",
         "device_version": "0.1.2"
     },
+    "ws2812": {
+        "pin": "D3"
+    },
     "matrix_pins": {
         "cols": ["F4", "F5", "F6"],
         "rows": ["D1", "D0", "D4"]